Add store type and location to wallet information where possible

Update dependencies
Allow creation of multiple validator deposits in one command
2026-01-10 14:37:57 -05:00 · 2020-02-08 23:57:34 +00:00 · 2020-02-07 14:12:08 +00:00 · 2020-02-06 15:10:50 +00:00 · 2020-02-05 13:04:09 +00:00 · 2020-01-29 23:45:40 +00:00
12 changed files with 616 additions and 145 deletions
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -14,15 +14,20 @@
 package cmd

 import (
+	"context"
 	"errors"
 	"fmt"
 	"os"
+	"regexp"
+	"sort"
 	"strings"
+	"time"

 	homedir "github.com/mitchellh/go-homedir"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 	types "github.com/wealdtech/go-eth2-types"
+	"google.golang.org/grpc"

 	wallet "github.com/wealdtech/go-eth2-wallet"
 	wtypes "github.com/wealdtech/go-eth2-wallet-types"
@@ -33,6 +38,10 @@ var quiet bool
 var verbose bool
 var debug bool

+// For transaction commands
+var wait bool
+var generate bool
+
 // Root variables, present for all commands
 var rootStore string
 var rootAccount string
@@ -40,6 +49,8 @@ var rootStorePassphrase string
 var rootWalletPassphrase string
 var rootAccountPassphrase string

+var eth2GRPCConn *grpc.ClientConn
+
 // RootCmd represents the base command when called without any subcommands
 var RootCmd = &cobra.Command{
 	Use:              "ethdo",
@@ -69,12 +80,29 @@ func persistentPreRun(cmd *cobra.Command, args []string) {
 	rootWalletPassphrase = viper.GetString("walletpassphrase")
 	rootAccountPassphrase = viper.GetString("passphrase")

+	// ...lots of commands have transaction-related flags (e.g.) 'wait'
+	// as options but we want to bind them to this particular command and
+	// this is the first chance we get
+	if cmd.Flags().Lookup("wait") != nil {
+		err := viper.BindPFlag("wait", cmd.Flags().Lookup("wait"))
+		errCheck(err, "Failed to set wait option")
+	}
+	wait = viper.GetBool("wait")
+	if cmd.Flags().Lookup("generate") != nil {
+		err := viper.BindPFlag("generate", cmd.Flags().Lookup("generate"))
+		errCheck(err, "Failed to set generate option")
+	}
+	generate = viper.GetBool("generate")
+
 	if quiet && verbose {
 		die("Cannot supply both quiet and verbose flags")
 	}
 	if quiet && debug {
 		die("Cannot supply both quiet and debug flags")
 	}
+	if generate && wait {
+		die("Cannot supply both generate and wait flags")
+	}

 	// Set up our wallet store
 	err := wallet.SetStore(rootStore, []byte(rootStorePassphrase))
@@ -130,6 +158,14 @@ func init() {
 	if err := viper.BindPFlag("debug", RootCmd.PersistentFlags().Lookup("debug")); err != nil {
 		panic(err)
 	}
+	RootCmd.PersistentFlags().String("connection", "", "connection to Ethereum 2 node via GRPC")
+	if err := viper.BindPFlag("connection", RootCmd.PersistentFlags().Lookup("connection")); err != nil {
+		panic(err)
+	}
+	RootCmd.PersistentFlags().Duration("timeout", 10*time.Second, "the time after which a network request will be considered failed.  Increase this if you are running on an error-prone, high-latency or low-bandwidth connection")
+	if err := viper.BindPFlag("timeout", RootCmd.PersistentFlags().Lookup("timeout")); err != nil {
+		panic(err)
+	}
 }

 // initConfig reads in config file and ENV variables if set.
@@ -230,17 +266,79 @@ func accountFromPath(path string) (wtypes.Account, error) {
 	return wallet.AccountByName(accountName)
 }

-func sign(path string, data []byte, domain uint64) (types.Signature, error) {
-	assert(rootAccountPassphrase != "", "--passphrase is required")
+// accountsFromPath obtains 0 or more accounts given a path specification.
+func accountsFromPath(path string) ([]wtypes.Account, error) {
+	accounts := make([]wtypes.Account, 0)

+	// Quick check to see if it's a single account
 	account, err := accountFromPath(path)
+	if err == nil && account != nil {
+		accounts = append(accounts, account)
+		return accounts, nil
+	}
+
+	wallet, err := walletFromPath(path)
 	if err != nil {
 		return nil, err
 	}
-	err = account.Unlock([]byte(rootAccountPassphrase))
+	_, accountSpec, err := walletAndAccountNamesFromPath(path)
 	if err != nil {
 		return nil, err
 	}
-	defer account.Lock()
+
+	if accountSpec == "" {
+		accountSpec = "^.*$"
+	} else {
+		accountSpec = fmt.Sprintf("^%s$", accountSpec)
+	}
+	re := regexp.MustCompile(accountSpec)
+
+	for account := range wallet.Accounts() {
+		if re.Match([]byte(account.Name())) {
+			accounts = append(accounts, account)
+		}
+	}
+
+	// Tidy up accounts by name.
+	sort.Slice(accounts, func(i, j int) bool {
+		return accounts[i].Name() < accounts[j].Name()
+	})
+
+	return accounts, nil
+}
+
+// sign signs data in a domain.
+func sign(account wtypes.Account, data []byte, domain uint64) (types.Signature, error) {
+	if !account.IsUnlocked() {
+		return nil, errors.New("account must be unlocked to sign")
+	}
+
 	return account.Sign(data, domain)
 }
+
+// addTransactionFlags adds flags used in all transactions.
+func addTransactionFlags(cmd *cobra.Command) {
+	cmd.Flags().Bool("generate", false, "Do not send the transaction; generate and output as a hex string only")
+	cmd.Flags().Bool("wait", false, "wait for the transaction to be mined before returning")
+}
+
+// connect connects to an Ethereum 2 endpoint.
+func connect() error {
+	connection := ""
+	if viper.GetString("connection") != "" {
+		connection = viper.GetString("connection")
+	}
+
+	if connection == "" {
+		return errors.New("no connection")
+	}
+	outputIf(debug, fmt.Sprintf("Connecting to %s", connection))
+
+	opts := []grpc.DialOption{grpc.WithInsecure()}
+
+	ctx, cancel := context.WithTimeout(context.Background(), viper.GetDuration("timeout"))
+	defer cancel()
+	var err error
+	eth2GRPCConn, err = grpc.DialContext(ctx, connection, opts...)
+	return err
+}
--- a/cmd/validatordepositdata.go
+++ b/cmd/validatordepositdata.go
@@ -16,6 +16,7 @@ package cmd
 import (
 	"fmt"
 	"os"
+	"strings"

 	"github.com/prysmaticlabs/go-ssz"
 	"github.com/spf13/cobra"
@@ -27,24 +28,35 @@ import (
 var validatorDepositDataValidatorAccount string
 var validatorDepositDataWithdrawalAccount string
 var validatorDepositDataDepositValue string
+var validatorDepositDataRaw bool

 var validatorDepositDataCmd = &cobra.Command{
 	Use:   "depositdata",
-	Short: "Generate deposit data for a validator",
-	Long: `Generate data for a deposit to the Ethereum 1 validator contract.  For example:
+	Short: "Generate deposit data for one or more validators",
+	Long: `Generate data for deposits to the Ethereum 1 validator contract.  For example:

    ethdo validator depositdata --validatoraccount=primary/validator --withdrawalaccount=primary/current --value="32 Ether"

-In quiet mode this will return 0 if the the data can be generated correctly, otherwise 1.
+If validatoraccount is provided with an account path it will generate deposit data for all matching accounts.

 The information generated can be passed to ethereal to create a deposit from the Ethereum 1 chain.

 In quiet mode this will return 0 if the the data can be generated correctly, otherwise 1.`,
 	Run: func(cmd *cobra.Command, args []string) {
 		assert(validatorDepositDataValidatorAccount != "", "--validatoraccount is required")
-		validatorAccount, err := accountFromPath(validatorDepositDataValidatorAccount)
+		validatorWallet, err := walletFromPath(validatorDepositDataValidatorAccount)
+		errCheck(err, "Failed to obtain validator wallet")
+		validatorAccounts, err := accountsFromPath(validatorDepositDataValidatorAccount)
 		errCheck(err, "Failed to obtain validator account")
-		outputIf(debug, fmt.Sprintf("Validator public key is %048x", validatorAccount.PublicKey().Marshal()))
+		assert(len(validatorAccounts) > 0, "Failed to obtain validator account")
+		if len(validatorAccounts) == 1 {
+			outputIf(debug, fmt.Sprintf("Validator public key is %048x", validatorAccounts[0].PublicKey().Marshal()))
+		} else {
+			for _, validatorAccount := range validatorAccounts {
+				outputIf(verbose, fmt.Sprintf("Creating deposit for %s/%s", validatorWallet.Name(), validatorAccount.Name()))
+				outputIf(debug, fmt.Sprintf("Validator public key is %048x", validatorAccount.PublicKey().Marshal()))
+			}
+		}

 		assert(validatorDepositDataWithdrawalAccount != "", "--withdrawalaccount is required")
 		withdrawalAccount, err := accountFromPath(validatorDepositDataWithdrawalAccount)
@@ -61,42 +73,84 @@ In quiet mode this will return 0 if the the data can be generated correctly, oth
 		errCheck(err, "Invalid value")
 		assert(val >= 1000000000, "deposit value must be at least 1 Ether")

-		depositData := struct {
-			PubKey                []byte `ssz-size:"48"`
-			WithdrawalCredentials []byte `ssz-size:"32"`
-			Value                 uint64
-		}{
-			PubKey:                validatorAccount.PublicKey().Marshal(),
-			WithdrawalCredentials: withdrawalCredentials,
-			Value:                 val,
-		}
-		signingRoot, err := ssz.HashTreeRoot(depositData)
-		errCheck(err, "Failed to generate deposit data signing root")
-		outputIf(debug, fmt.Sprintf("Signing root is %x", signingRoot))
-		domain := types.Domain(types.DomainDeposit, []byte{0, 0, 0, 0})
-		signature, err := sign(validatorDepositDataValidatorAccount, signingRoot[:], domain)
-		errCheck(err, "Failed to sign deposit data signing root")
+		// For each key, generate deposit data
+		outputs := make([]string, 0)
+		for _, validatorAccount := range validatorAccounts {
+			depositData := struct {
+				PubKey                []byte `ssz-size:"48"`
+				WithdrawalCredentials []byte `ssz-size:"32"`
+				Value                 uint64
+			}{
+				PubKey:                validatorAccount.PublicKey().Marshal(),
+				WithdrawalCredentials: withdrawalCredentials,
+				Value:                 val,
+			}
+			signingRoot, err := ssz.HashTreeRoot(depositData)
+			errCheck(err, "Failed to generate deposit data signing root")
+			outputIf(debug, fmt.Sprintf("Signing root is %x", signingRoot))
+			domain := types.Domain(types.DomainDeposit, []byte{0, 0, 0, 0})
+			err = validatorAccount.Unlock([]byte(rootAccountPassphrase))
+			errCheck(err, "Failed to unlock validator account")
+			signature, err := validatorAccount.Sign(signingRoot[:], domain)
+			validatorAccount.Lock()
+			errCheck(err, "Failed to sign deposit data signing root")

-		signedDepositData := struct {
-			PubKey                []byte `ssz-size:"48"`
-			WithdrawalCredentials []byte `ssz-size:"32"`
-			Value                 uint64
-			Signature             []byte `ssz-size:"96"`
-		}{
-			PubKey:                validatorAccount.PublicKey().Marshal(),
-			WithdrawalCredentials: withdrawalCredentials,
-			Value:                 val,
-			Signature:             signature.Marshal(),
+			signedDepositData := struct {
+				PubKey                []byte `ssz-size:"48"`
+				WithdrawalCredentials []byte `ssz-size:"32"`
+				Value                 uint64
+				Signature             []byte `ssz-size:"96"`
+			}{
+				PubKey:                validatorAccount.PublicKey().Marshal(),
+				WithdrawalCredentials: withdrawalCredentials,
+				Value:                 val,
+				Signature:             signature.Marshal(),
+			}
+
+			outputIf(debug, fmt.Sprintf("Deposit data signature is %x", signedDepositData.Signature))
+
+			depositDataRoot, err := ssz.HashTreeRoot(signedDepositData)
+			errCheck(err, "Failed to generate deposit data root")
+			outputIf(debug, fmt.Sprintf("Deposit data root is %x", depositDataRoot))
+
+			if validatorDepositDataRaw {
+				// Build a raw transaction by hand
+				txData := []byte{0x22, 0x89, 0x51, 0x18}
+				// Pointer to validator public key
+				txData = append(txData, []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x80}...)
+				// Pointer to withdrawal credentials
+				txData = append(txData, []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0xe0}...)
+				// Pointer to validator signature
+				txData = append(txData, []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x20}...)
+				// Deposit data root
+				txData = append(txData, depositDataRoot[:]...)
+				// Validator public key (pad to 32-byte boundary)
+				txData = append(txData, []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x30}...)
+				txData = append(txData, validatorAccount.PublicKey().Marshal()...)
+				txData = append(txData, []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00}...)
+				// Withdrawal credentials
+				txData = append(txData, []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x20}...)
+				txData = append(txData, withdrawalCredentials...)
+				// Deposit signature
+				txData = append(txData, []byte{0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x60}...)
+				txData = append(txData, signedDepositData.Signature...)
+				outputs = append(outputs, fmt.Sprintf("%#x", txData))
+			} else {
+				outputs = append(outputs, fmt.Sprintf(`{"account":"%s","pubkey":"%048x","withdrawal_credentials":"%032x","signature":"%096x","value":%d,"deposit_data_root":"%032x"}`, fmt.Sprintf("%s/%s", validatorWallet.Name(), validatorAccount.Name()), signedDepositData.PubKey, signedDepositData.WithdrawalCredentials, signedDepositData.Signature, val, depositDataRoot))
+			}
 		}

-		outputIf(debug, fmt.Sprintf("Deposit data signature is %x", signedDepositData.Signature))
+		if quiet {
+			os.Exit(0)
+		}

-		depositDataRoot, err := ssz.HashTreeRoot(signedDepositData)
-		errCheck(err, "Failed to generate deposit data root")
-		outputIf(debug, fmt.Sprintf("Deposit data root is %x", depositDataRoot))
-
-		outputIf(!quiet, fmt.Sprintf(`{"pubkey":"%048x","withdrawal_credentials":"%032x","signature":"%096x","value":%d,"deposit_data_root":"%032x"}`, signedDepositData.PubKey, signedDepositData.WithdrawalCredentials, signedDepositData.Signature, val, depositDataRoot))
-		os.Exit(0)
+		if len(outputs) == 1 {
+			fmt.Printf("%s\n", outputs[0])
+		} else {
+			fmt.Printf("[")
+			fmt.Print(strings.Join(outputs, ","))
+			fmt.Println("]")
+		}
 	},
 }

@@ -106,4 +160,5 @@ func init() {
 	validatorDepositDataCmd.Flags().StringVar(&validatorDepositDataValidatorAccount, "validatoraccount", "", "Account of the account carrying out the validation")
 	validatorDepositDataCmd.Flags().StringVar(&validatorDepositDataWithdrawalAccount, "withdrawalaccount", "", "Account of the account to which the validator funds will be withdrawn")
 	validatorDepositDataCmd.Flags().StringVar(&validatorDepositDataDepositValue, "depositvalue", "", "Value of the amount to be deposited")
+	validatorDepositDataCmd.Flags().BoolVar(&validatorDepositDataRaw, "raw", false, "Print raw deposit data transaction data")
 }
--- a/cmd/validatorexit.go
+++ b/cmd/validatorexit.go
@@ -0,0 +1,114 @@
+// Copyright © 2020 Weald Technology Trading
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package cmd
+
+import (
+	"context"
+	"fmt"
+	"os"
+	"time"
+
+	ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
+	"github.com/prysmaticlabs/go-ssz"
+	"github.com/spf13/cobra"
+	"github.com/spf13/viper"
+	"github.com/wealdtech/ethdo/grpc"
+	types "github.com/wealdtech/go-eth2-types"
+)
+
+var validatorExitEpoch int64
+
+var validatorExitCmd = &cobra.Command{
+	Use:   "exit",
+	Short: "Send an exit request for a validator",
+	Long: `Send an exit request for a validator.  For example:
+
+    ethdo validator exit --account=primary/validator --passphrase=secret
+
+In quiet mode this will return 0 if the transaction has been sent, otherwise 1.`,
+	Run: func(cmd *cobra.Command, args []string) {
+		// Sanity checking and setup.
+		assert(rootAccount != "", "--account is required")
+		account, err := accountFromPath(rootAccount)
+		errCheck(err, "Failed to access account")
+		err = connect()
+		errCheck(err, "Failed to obtain connect to Ethereum 2 beacon chain node")
+
+		// Beacon chain config required for later work.
+		config, err := grpc.FetchChainConfig(eth2GRPCConn)
+		errCheck(err, "Failed to obtain beacon chain configuration")
+
+		// Fetch the validator's index.
+		index, err := grpc.FetchValidatorIndex(eth2GRPCConn, account)
+		errCheck(err, "Failed to obtain validator index")
+		outputIf(debug, fmt.Sprintf("Validator index is %d", index))
+
+		// Ensure the validator is active.
+		state, err := grpc.FetchValidatorState(eth2GRPCConn, account)
+		errCheck(err, "Failed to obtain validator state")
+		outputIf(debug, fmt.Sprintf("Validator state is %v", state))
+		assert(state == ethpb.ValidatorStatus_ACTIVE, "Validator must be active to exit")
+
+		// Ensure the validator has been active long enough to exit.
+		validator, err := grpc.FetchValidator(eth2GRPCConn, account)
+		errCheck(err, "Failed to obtain validator information")
+		outputIf(debug, fmt.Sprintf("Activation epoch is %v", validator.ActivationEpoch))
+		earliestExitEpoch := validator.ActivationEpoch + config["PersistentCommitteePeriod"].(uint64)
+
+		secondsPerEpoch := config["SecondsPerSlot"].(uint64) * config["SlotsPerEpoch"].(uint64)
+		genesisTime, err := grpc.FetchGenesis(eth2GRPCConn)
+		errCheck(err, "Failed to obtain genesis time")
+
+		currentEpoch := uint64(time.Since(genesisTime).Seconds()) / secondsPerEpoch
+		assert(currentEpoch >= earliestExitEpoch, fmt.Sprintf("Validator cannot exit until %s ( epoch %d)", genesisTime.Add(time.Duration(secondsPerEpoch*earliestExitEpoch)*time.Second).Format(time.Stamp), earliestExitEpoch))
+		outputIf(verbose, "Validator confirmed to be in a suitable state")
+
+		// Set up the transaction.
+		exit := &ethpb.VoluntaryExit{
+			Epoch:          currentEpoch,
+			ValidatorIndex: index,
+		}
+		root, err := ssz.HashTreeRoot(exit)
+		errCheck(err, "Failed to generate exit proposal root")
+		// TODO fetch current fork version from config (currently using genesis fork version)
+		currentForkVersion := config["GenesisForkVersion"].([]byte)
+		domain := types.Domain(types.DomainVoluntaryExit, currentForkVersion)
+
+		err = account.Unlock([]byte(rootAccountPassphrase))
+		errCheck(err, "Failed to unlock account; please confirm passphrase is correct")
+		signature, err := sign(account, root[:], domain)
+		errCheck(err, "Failed to sign exit proposal")
+
+		proposal := &ethpb.SignedVoluntaryExit{
+			Exit:      exit,
+			Signature: signature.Marshal(),
+		}
+
+		validatorClient := ethpb.NewBeaconNodeValidatorClient(eth2GRPCConn)
+		ctx, cancel := context.WithTimeout(context.Background(), viper.GetDuration("timeout"))
+		defer cancel()
+		_, err = validatorClient.ProposeExit(ctx, proposal)
+		errCheck(err, "Failed to propose exit")
+
+		outputIf(!quiet, "Validator exit transaction sent")
+		os.Exit(_exit_success)
+	},
+}
+
+func init() {
+	validatorCmd.AddCommand(validatorExitCmd)
+	validatorFlags(validatorExitCmd)
+	validatorExitCmd.Flags().Int64Var(&validatorExitEpoch, "epoch", -1, "Epoch at which to exit (defaults to now)")
+	addTransactionFlags(validatorExitCmd)
+}
--- a/cmd/version.go
+++ b/cmd/version.go
@@ -30,7 +30,7 @@ var versionCmd = &cobra.Command{

    ethdo version.`,
 	Run: func(cmd *cobra.Command, args []string) {
-		fmt.Println("1.1.0")
+		fmt.Println("1.2.1")
 		if viper.GetBool("verbose") {
 			buildInfo, ok := dbg.ReadBuildInfo()
 			if ok {
--- a/cmd/walletaccounts.go
+++ b/cmd/walletaccounts.go
@@ -16,11 +16,8 @@ package cmd
 import (
 	"fmt"
 	"os"
-	"sort"

-	"github.com/google/uuid"
 	"github.com/spf13/cobra"
-	types "github.com/wealdtech/go-eth2-types"
 )

 var walletAccountsCmd = &cobra.Command{
@@ -37,28 +34,21 @@ In quiet mode this will return 0 if the wallet holds any addresses, otherwise 1.
 		wallet, err := walletFromPath(walletWallet)
 		errCheck(err, "Failed to access wallet")

-		// List the accounts.  They come to us in random order and we want them in name order, so store them in an array and sort
-		output := make([]addressListResult, 0)
+		hasAccounts := false
 		for account := range wallet.Accounts() {
-			output = append(output, addressListResult{id: account.ID(), name: account.Name(), pubkey: account.PublicKey()})
+			hasAccounts = true
+			if verbose {
+				fmt.Printf("%s\n\tUUID:\t\t%s\n\tPublic key:\t0x%048x\n", account.Name(), account.ID(), account.PublicKey().Marshal())
+			} else if !quiet {
+				fmt.Printf("%s\n", account.Name())
+			}
 		}

 		if quiet {
-			if len(output) == 0 {
-				os.Exit(1)
-			}
-			os.Exit(0)
-		}
-
-		sort.Slice(output, func(i, j int) bool {
-			return output[i].name < output[j].name
-		})
-		for _, out := range output {
-			if verbose {
-				fmt.Printf("%s\n\tUUID:\t\t%s\n\tPublic key:\t0x%048x\n", out.name, out.id, out.pubkey.Marshal())
-			} else if !quiet {
-				fmt.Printf("%s\n", out.name)
+			if hasAccounts {
+				os.Exit(_exit_success)
 			}
+			os.Exit(_exit_failure)
 		}
 	},
 }
@@ -67,9 +57,3 @@ func init() {
 	walletCmd.AddCommand(walletAccountsCmd)
 	walletFlags(walletAccountsCmd)
 }
-
-type addressListResult struct {
-	id     uuid.UUID
-	name   string
-	pubkey types.PublicKey
-}
--- a/cmd/walletimport.go
+++ b/cmd/walletimport.go
@@ -14,7 +14,10 @@
 package cmd

 import (
+	"fmt"
+	"io/ioutil"
 	"os"
+	"strings"

 	"github.com/spf13/cobra"
 	"github.com/wealdtech/go-bytesutil"
@@ -36,6 +39,14 @@ In quiet mode this will return 0 if the wallet is imported successfully, otherwi
 		assert(walletImportData != "", "--walletimportdata is required")
 		assert(walletImportPassphrase != "", "--importpassphrase is required")

+		if !strings.HasPrefix(walletImportData, "0x") {
+			outputIf(debug, fmt.Sprintf("Reading wallet import from file %s", walletImportData))
+			// Assume this is a path
+			fileData, err := ioutil.ReadFile(walletImportData)
+			errCheck(err, "Failed to read wallet import data")
+			walletImportData = strings.TrimSpace(string(fileData))
+		}
+		outputIf(debug, fmt.Sprintf("Wallet import data is of length %d", len(walletImportData)))
 		importData, err := bytesutil.FromHexString(walletImportData)
 		errCheck(err, "Failed to decode wallet data")

@@ -49,6 +60,6 @@ In quiet mode this will return 0 if the wallet is imported successfully, otherwi
 func init() {
 	walletCmd.AddCommand(walletImportCmd)
 	walletFlags(walletImportCmd)
-	walletImportCmd.Flags().StringVar(&walletImportData, "importdata", "", "The data to import")
+	walletImportCmd.Flags().StringVar(&walletImportData, "importdata", "", "The data to import, or the name of a file to read")
 	walletImportCmd.Flags().StringVar(&walletImportPassphrase, "importpassphrase", "", "Passphrase protecting the data to import")
 }
--- a/cmd/walletinfo.go
+++ b/cmd/walletinfo.go
@@ -18,6 +18,7 @@ import (
 	"os"

 	"github.com/spf13/cobra"
+	wtypes "github.com/wealdtech/go-eth2-wallet-types"
 )

 var walletInfoCmd = &cobra.Command{
@@ -40,6 +41,15 @@ In quiet mode this will return 0 if the wallet exists, otherwise 1.`,

 		outputIf(verbose, fmt.Sprintf("UUID: %v", wallet.ID()))
 		fmt.Printf("Type: %s\n", wallet.Type())
+		if verbose {
+			if storeProvider, ok := wallet.(wtypes.StoreProvider); ok {
+				store := storeProvider.Store()
+				fmt.Printf("Store: %s\n", store.Name())
+				if storeLocationProvider, ok := store.(wtypes.StoreLocationProvider); ok {
+					fmt.Printf("Location: %s\n", storeLocationProvider.Location())
+				}
+			}
+		}

 		// Count the accounts.
 		accounts := 0
--- a/go.mod
+++ b/go.mod
@@ -5,30 +5,37 @@ go 1.13
 require (
 	github.com/FactomProject/go-bip39 v0.3.5
 	github.com/dgraph-io/ristretto v0.0.1 // indirect
-	github.com/google/uuid v1.1.1
-	github.com/konsorten/go-windows-terminal-sequences v1.0.2 // indirect
+	github.com/golang/protobuf v1.3.3
+	github.com/grpc-ecosystem/grpc-gateway v1.12.2 // indirect
 	github.com/minio/highwayhash v1.0.0 // indirect
 	github.com/minio/sha256-simd v0.1.1 // indirect
 	github.com/mitchellh/go-homedir v1.1.0
 	github.com/pelletier/go-toml v1.6.0 // indirect
+	github.com/pkg/errors v0.9.1
 	github.com/protolambda/zssz v0.1.4 // indirect
+	github.com/prysmaticlabs/ethereumapis v0.0.0-20200207140607-467d1b67d8d0
 	github.com/prysmaticlabs/go-bitfield v0.0.0-20191017011753-53b773adde52 // indirect
 	github.com/prysmaticlabs/go-ssz v0.0.0-20200101200214-e24db4d9e963
-	github.com/sirupsen/logrus v1.4.2
 	github.com/spf13/afero v1.2.2 // indirect
 	github.com/spf13/cast v1.3.1 // indirect
 	github.com/spf13/cobra v0.0.5
 	github.com/spf13/jwalterweatherman v1.1.0 // indirect
 	github.com/spf13/pflag v1.0.5 // indirect
-	github.com/spf13/viper v1.6.1
+	github.com/spf13/viper v1.6.2
 	github.com/wealdtech/go-bytesutil v1.1.0
 	github.com/wealdtech/go-eth2-types v1.0.0
 	github.com/wealdtech/go-eth2-util v1.1.0
-	github.com/wealdtech/go-eth2-wallet v1.8.0
-	github.com/wealdtech/go-eth2-wallet-types v1.8.0
+	github.com/wealdtech/go-eth2-wallet v1.8.1
+	github.com/wealdtech/go-eth2-wallet-hd v1.10.0 // indirect
+	github.com/wealdtech/go-eth2-wallet-nd v1.8.0 // indirect
+	github.com/wealdtech/go-eth2-wallet-store-filesystem v1.7.0 // indirect
+	github.com/wealdtech/go-eth2-wallet-store-s3 v1.6.0 // indirect
+	github.com/wealdtech/go-eth2-wallet-types v1.10.0
 	github.com/wealdtech/go-string2eth v1.1.0
-	golang.org/x/net v0.0.0-20190628185345-da137c7871d7 // indirect
+	golang.org/x/net v0.0.0-20200202094626-16171245cfb2 // indirect
 	golang.org/x/text v0.3.2 // indirect
-	gopkg.in/ini.v1 v1.51.1 // indirect
-	gopkg.in/yaml.v2 v2.2.7 // indirect
+	google.golang.org/genproto v0.0.0-20200207204624-4f3edf09f4f6 // indirect
+	google.golang.org/grpc v1.27.1
+	gopkg.in/ini.v1 v1.52.0 // indirect
+	gopkg.in/yaml.v2 v2.2.8 // indirect
 )
--- a/go.sum
+++ b/go.sum
@@ -7,20 +7,18 @@ github.com/OneOfOne/xxhash v1.2.2 h1:KMrpdQIwFcEqXDklaen+P1axHaj9BSKzvpUUfnHldSE
 github.com/OneOfOne/xxhash v1.2.2/go.mod h1:HSdplMjZKSmBqAxg5vPj2TmRDmfkzw+cTzAElWljhcU=
 github.com/alecthomas/template v0.0.0-20160405071501-a0175ee3bccc/go.mod h1:LOuyumcjzFXgccqObfd/Ljyb9UuFJ6TxHnclSeseNhc=
 github.com/alecthomas/units v0.0.0-20151022065526-2efee857e7cf/go.mod h1:ybxpYRFXyAe+OPACYpWeL0wqObRcbAqCMya13uyzqw0=
+github.com/antihax/optional v0.0.0-20180407024304-ca021399b1a6/go.mod h1:V8iCPQYkqmusNa815XgQio277wI47sdRh1dUOLdyC6Q=
 github.com/armon/consul-api v0.0.0-20180202201655-eb2c6b5be1b6/go.mod h1:grANhF5doyWs3UAsr3K4I6qtAmlQcZDesFNEHPZAzj8=
-github.com/aws/aws-sdk-go v1.25.25 h1:j3HLOqcDWjNox1DyvJRs+kVQF42Ghtv6oL6cVBfXS3U=
-github.com/aws/aws-sdk-go v1.25.25/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
-github.com/aws/aws-sdk-go v1.25.33 h1:8muvpP+Bq5e0CDkM9PDZ6tN74fVUq5v3zSCRaZ93ykM=
-github.com/aws/aws-sdk-go v1.25.33/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
-github.com/aws/aws-sdk-go v1.25.50 h1:fTCp6qKnf1WLZGZtL0hh5PykCUaLZQBxlkTNG6fOK4I=
-github.com/aws/aws-sdk-go v1.25.50/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
-github.com/aws/aws-sdk-go v1.26.2 h1:MzYLmCeny4bMQcAbYcucIduVZKp0sEf1eRLvHpKI5Is=
-github.com/aws/aws-sdk-go v1.26.2/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
 github.com/aws/aws-sdk-go v1.28.0 h1:NkmnHFVEMTRYTleRLm5xUaL1mHKKkYQl4rCd+jzD58c=
 github.com/aws/aws-sdk-go v1.28.0/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
+github.com/aws/aws-sdk-go v1.28.1 h1:aWBD5EJrmGFuHFn9ZdaHqWWZGZYQ5Gzb3j9G0RppLpY=
+github.com/aws/aws-sdk-go v1.28.1/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
+github.com/aws/aws-sdk-go v1.28.13 h1:JyCQQ86yil3hg7MtWdNH8Pbcgx92qlUV2v22Km63Mf4=
+github.com/aws/aws-sdk-go v1.28.13/go.mod h1:KmX6BPdI08NWTb3/sm4ZGu5ShLoqVDhKgpiN924inxo=
 github.com/beorn7/perks v0.0.0-20180321164747-3a771d992973/go.mod h1:Dwedo/Wpr24TaqPxmxbtue+5NUziq4I4S80YR8gNf3Q=
 github.com/beorn7/perks v1.0.0/go.mod h1:KWe93zE9D1o94FZ5RNwFwVgaQK1VOXiVxmqh+CedLV8=
 github.com/campoy/embedmd v1.0.0/go.mod h1:oxyr9RCiSXg0M3VJ3ks0UGfp98BpSSGr0kpiX3MzVl8=
+github.com/census-instrumentation/opencensus-proto v0.2.1/go.mod h1:f6KPmirojxKA12rnyqOA5BBL4O983OfeGPqjHWSTneU=
 github.com/cespare/xxhash v1.1.0 h1:a6HrQnmkObjyL+Gs60czilIUGqrzKutQD6XZog3p+ko=
 github.com/cespare/xxhash v1.1.0/go.mod h1:XrSqR1VqqWfGrhpAt58auRo0WTKS1nRRg3ghfAqPWnc=
 github.com/client9/misspell v0.3.4/go.mod h1:qj6jICC3Q7zFZvVWo7KLAzC3yx5G7kyvSDkc90ppPyw=
@@ -41,6 +39,8 @@ github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2 h1:tdlZCpZ/P9DhczC
 github.com/dgryski/go-farm v0.0.0-20190423205320-6a90982ecee2/go.mod h1:SqUrOPUnsFjfmXRMNPybcSiG0BgUW2AuFH8PAnS2iTw=
 github.com/dgryski/go-sip13 v0.0.0-20181026042036-e10d5fee7954/go.mod h1:vAd38F8PWV+bWy6jNmig1y/TA+kYO4g3RSRF0IAv0no=
 github.com/dlespiau/covertool v0.0.0-20180314162135-b0c4c6d0583a/go.mod h1:/eQMcW3eA1bzKx23ZYI2H3tXPdJB5JWYTHzoUPBvQY4=
+github.com/envoyproxy/go-control-plane v0.9.1-0.20191026205805-5f8ba28d4473/go.mod h1:YTl/9mNaCwkRvm6d1a2C3ymFceY/DCBVvsKhRF0iEA4=
+github.com/envoyproxy/protoc-gen-validate v0.1.0/go.mod h1:iSmxcyjqTsJpI2R4NaDN7+kN2VEUnK/pcBlmesArF7c=
 github.com/fsnotify/fsnotify v1.4.7 h1:IXs+QLmnXW2CcXuY+8Mzv/fWEsPGWxqefPtCP5CnV9I=
 github.com/fsnotify/fsnotify v1.4.7/go.mod h1:jwhsz4b93w/PPRr/qN1Yymfu8t87LnFCMoQvtojpjFo=
 github.com/ghodss/yaml v1.0.0/go.mod h1:4dBDuWmgqj2HViK6kFavaiC9ZROes6MMH2rRYeMEF04=
@@ -51,12 +51,18 @@ github.com/go-stack/stack v1.8.0 h1:5SgMzNM5HxrEjV0ww2lTmX6E2Izsfxas4+YHWRs3Lsk=
 github.com/go-stack/stack v1.8.0/go.mod h1:v0f6uXyyMGvRgIKkXu+yp6POWl0qKG85gN/melR3HDY=
 github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
 github.com/gogo/protobuf v1.2.1/go.mod h1:hp+jE20tsWTFYpLwKvXlhS1hjn+gTNwPg2I6zVXpSg4=
+github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b h1:VKtxabqXZkF25pY9ekfRL6a582T4P37/31XEstQ5p58=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=
 github.com/golang/groupcache v0.0.0-20190129154638-5b532d6fd5ef/go.mod h1:cIg4eruTrX1D+g88fzRXU5OdNfaM+9IcxsU14FzY7Hc=
 github.com/golang/mock v1.1.1/go.mod h1:oTYuIxOrZwtPieC+H1uAHpcLFnEyAGVDL/k47Jfbm0A=
 github.com/golang/protobuf v1.2.0/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
+github.com/golang/protobuf v1.3.1 h1:YF8+flBXS5eO826T4nzqPrxfhQThhXl0YzfuUPu4SBg=
 github.com/golang/protobuf v1.3.1/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
+github.com/golang/protobuf v1.3.2/go.mod h1:6lQm79b+lXiMfvg/cZm0SGofjICqVBUtrP5yJMmIC1U=
+github.com/golang/protobuf v1.3.3 h1:gyjaxf+svBWX08ZjK86iN9geUJF0H6gp2IRKX6Nf6/I=
+github.com/golang/protobuf v1.3.3/go.mod h1:vzj43D7+SQXF/4pzW/hwtAqwc6iTitCiVSaWz5lYuqw=
 github.com/google/btree v1.0.0/go.mod h1:lNA+9X1NB3Zf8V7Ke586lFgjr2dZNuvo3lPJSGZ5JPQ=
+github.com/google/go-cmp v0.2.0 h1:+dTQ8DZQJz0Mb/HjFlkptS1FeQ4cWSnN941F8aEG4SQ=
 github.com/google/go-cmp v0.2.0/go.mod h1:oXzfMopK8JAjlY9xF4vHSVASa0yLyX7SntLO5aqRK0M=
 github.com/google/pprof v0.0.0-20190309163659-77426154d546/go.mod h1:zfwlbNMJ+OItoe0UupaVj+oy1omPYYDuagoSzA8v9mc=
 github.com/google/uuid v1.1.1 h1:Gkbcsh/GbpXz7lPftLA3P6TYMwjCLYm83jiFQZF/3gY=
@@ -66,7 +72,10 @@ github.com/gopherjs/gopherjs v0.0.0-20181017120253-0766667cb4d1/go.mod h1:wJfORR
 github.com/gorilla/websocket v1.4.0/go.mod h1:E7qHFY5m1UJ88s3WnNqhKjPHQ0heANvMoAMk2YaljkQ=
 github.com/grpc-ecosystem/go-grpc-middleware v1.0.0/go.mod h1:FiyG127CGDf3tlThmgyCl78X/SZQqEOJBCDaAfeWzPs=
 github.com/grpc-ecosystem/go-grpc-prometheus v1.2.0/go.mod h1:8NvIoxWQoOIhqOTXgfV/d3M/q6VIi02HzZEHgUlZvzk=
+github.com/grpc-ecosystem/grpc-gateway v1.9.0 h1:bM6ZAFZmc/wPFaRDi0d5L7hGEZEx/2u+Tmr2evNHDiI=
 github.com/grpc-ecosystem/grpc-gateway v1.9.0/go.mod h1:vNeuVxBJEsws4ogUvrchl83t/GYV9WGTSLVdBhOQFDY=
+github.com/grpc-ecosystem/grpc-gateway v1.12.2 h1:D0EVSTwQoQOyfY35QNSuPJA4jpZRtkoGYWQMB7XNg5o=
+github.com/grpc-ecosystem/grpc-gateway v1.12.2/go.mod h1:8XEsbTttt/W+VvjtQhLACqCisSPWTxCZ7sBRjU6iH9c=
 github.com/hashicorp/hcl v1.0.0 h1:0Anlzjpi4vEasTeNFn2mLJgTSwt0+6sfsiTG8qcWGx4=
 github.com/hashicorp/hcl v1.0.0/go.mod h1:E5yfLk+7swimpb2L/Alb/PJmXilQ/rhwaUYs4T20WEQ=
 github.com/ianlancetaylor/demangle v0.0.0-20181102032728-5e5cf60278f6/go.mod h1:aSSvb/t6k1mPoxDqO4vJh6VOCGPwU4O0C2/Eqndh1Sc=
@@ -81,8 +90,6 @@ github.com/julienschmidt/httprouter v1.2.0/go.mod h1:SYymIcj16QtmaHHD7aYtjjsJG7V
 github.com/kisielk/errcheck v1.1.0/go.mod h1:EZBBE59ingxPouuu3KfxchcWSUPOHkagtvWXihfKN4Q=
 github.com/kisielk/gotool v1.0.0/go.mod h1:XhKaO+MFFWcvkIS/tQcRk01m1F5IRFswLeQ+oQHNcck=
 github.com/konsorten/go-windows-terminal-sequences v1.0.1/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
-github.com/konsorten/go-windows-terminal-sequences v1.0.2 h1:DB17ag19krx9CFsz4o3enTrPXyIXCl+2iCXH/aMAp9s=
-github.com/konsorten/go-windows-terminal-sequences v1.0.2/go.mod h1:T0+1ngSBFLxvqU3pZ+m/2kptfBszLMUkC4ZK/EgS/cQ=
 github.com/kr/logfmt v0.0.0-20140226030751-b84e30acd515/go.mod h1:+0opPa2QZZtGFBFZlji/RkVcI2GknAs/DXo4wKdlNEc=
 github.com/kr/pretty v0.1.0 h1:L/CwN0zerZDmRFUapSPitk6f+Q3+0za1rQkzVuMiMFI=
 github.com/kr/pretty v0.1.0/go.mod h1:dAy3ld7l9f0ibDNOQOHHMYYIIbhfbHSm3C4ZsoJORNo=
@@ -111,8 +118,6 @@ github.com/pelletier/go-toml v1.6.0 h1:aetoXYr0Tv7xRU/V4B4IZJ2QcbtMUFoNb3ORp7TzI
 github.com/pelletier/go-toml v1.6.0/go.mod h1:5N711Q9dKgbdkxHL+MEfF31hpT7l0S0s/t2kKREewys=
 github.com/phoreproject/bls v0.0.0-20190821133044-da95d4798b09 h1:f0WZnMl5hMHNpfUPR+klp00ZaIL1dLPZigpJUWupreI=
 github.com/phoreproject/bls v0.0.0-20190821133044-da95d4798b09/go.mod h1:7pK0Ldy91shCmI47LLTn3i3rfTQcHiJJvPqGqzvN5nE=
-github.com/phoreproject/bls v0.0.0-20191016230924-b2e57acce2ed h1:pX150rn565RorbtQWv2pR0SGd5rr9iHSGCSR26dg5Wk=
-github.com/phoreproject/bls v0.0.0-20191016230924-b2e57acce2ed/go.mod h1:7pK0Ldy91shCmI47LLTn3i3rfTQcHiJJvPqGqzvN5nE=
 github.com/phoreproject/bls v0.0.0-20191113194321-fef763a1a842 h1:SFS72hX189sQC+kZzAcNv7ENTLJHddmokEM39RsLA24=
 github.com/phoreproject/bls v0.0.0-20191113194321-fef763a1a842/go.mod h1:xHJKf2TLXUA39Dhv8k5QmQOxLsbrb1KeTS/3ERfLeqc=
 github.com/phoreproject/bls v0.0.0-20191211001008-9d5f85bf4a9b h1:tE/F54uL3jp0ZGSKNMPGCTF003pSmtD/sQojpKADAxY=
@@ -122,12 +127,15 @@ github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I=
 github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pkg/errors v0.9.0 h1:J8lpUdobwIeCI7OiSxHqEwJUKvJwicL5+3v1oe2Yb4k=
 github.com/pkg/errors v0.9.0/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
+github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=
+github.com/pkg/errors v0.9.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/prometheus/client_golang v0.9.1/go.mod h1:7SWBe2y4D6OKWSNQJUaRYU/AaXPKyh/dDVn+NZz0KFw=
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@@ -172,8 +179,8 @@ github.com/spf13/pflag v1.0.3/go.mod h1:DYY7MBk1bdzusC3SYhjObp+wFpr4gzcvqqNjLnIn
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@@ -260,31 +250,35 @@ golang.org/x/crypto v0.0.0-20190911031432-227b76d455e7 h1:0hQKqeLdqlt5iIwVOBErRi
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 golang.org/x/crypto v0.0.0-20200109152110-61a87790db17/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=
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 golang.org/x/lint v0.0.0-20181026193005-c67002cb31c3/go.mod h1:UVdnD1Gm6xHRNCYTkRU2/jEulfH38KcIWyp/GAMgvoE=
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 golang.org/x/lint v0.0.0-20190313153728-d0100b6bd8b3/go.mod h1:6SW0HCj/g11FgYtHlgUYUwCkIfeOF89ocIRzGO/8vkc=
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 golang.org/x/net v0.0.0-20190404232315-eb5bcb51f2a3/go.mod h1:t9HGtf8HONx5eT2rtn7q6eTqICYqUVnKs3thJo3Qplg=
 golang.org/x/net v0.0.0-20190522155817-f3200d17e092/go.mod h1:HSz+uSET+XFnRR8LxR5pz3Of3rY3CfYBVs4xY44aLks=
-golang.org/x/net v0.0.0-20190628185345-da137c7871d7 h1:rTIdg5QFRR7XCaK4LCjBiPbx8j4DQRpdYMnGn/bJUEU=
-golang.org/x/net v0.0.0-20190628185345-da137c7871d7/go.mod h1:z5CRVTTTmAJ677TzLLGU+0bjPO0LkuOLi4/5GtJWs/s=
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 golang.org/x/oauth2 v0.0.0-20180821212333-d2e6202438be/go.mod h1:N/0e6XlmueqKjAGxoOufVs8QHGRruUQn6yWY3a++T0U=
 golang.org/x/sync v0.0.0-20180314180146-1d60e4601c6f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181108010431-42b317875d0f/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
 golang.org/x/sync v0.0.0-20181221193216-37e7f081c4d4/go.mod h1:RxMgew5VJxzue5/jJTE5uejpjVlOe/izrB70Jof72aM=
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 golang.org/x/sys v0.0.0-20180830151530-49385e6e1522/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20180905080454-ebe1bf3edb33/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
 golang.org/x/sys v0.0.0-20181107165924-66b7b1311ac8/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
@@ -294,17 +288,14 @@ golang.org/x/sys v0.0.0-20190130150945-aca44879d564/go.mod h1:STP8DvDyc/dI5b8T5h
 golang.org/x/sys v0.0.0-20190215142949-d0b11bdaac8a/go.mod h1:STP8DvDyc/dI5b8T5hshtkjS+E42TnysNCUPdjciGhY=
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 golang.org/x/sys v0.0.0-20190412213103-97732733099d/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20190422165155-953cdadca894/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191110163157-d32e6e3b99c4 h1:Hynbrlo6LbYI3H1IqXpkVDOcX/3HiPdhVEuyj5a59RM=
-golang.org/x/sys v0.0.0-20191110163157-d32e6e3b99c4/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
-golang.org/x/sys v0.0.0-20191112214154-59a1497f0cea h1:Mz1TMnfJDRJLk8S8OPCoJYgrsp/Se/2TBre2+vwX128=
-golang.org/x/sys v0.0.0-20191112214154-59a1497f0cea/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 golang.org/x/sys v0.0.0-20200113162924-86b910548bc1/go.mod h1:h1NjWce9XRLGQEsW7wpKNCjG9DtNlClVuFLEZdDNbEs=
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 golang.org/x/text v0.3.2 h1:tW2bmiBqwgJj/UpqtC8EpXEZVYOwU0yG4iWbprSVAcs=
 golang.org/x/text v0.3.2/go.mod h1:bEr9sfX3Q8Zfm5fL9x+3itogRgK3+ptLWKqgva+5dAk=
@@ -313,13 +304,28 @@ golang.org/x/tools v0.0.0-20180221164845-07fd8470d635/go.mod h1:n7NCudcB/nEzxVGm
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+google.golang.org/grpc v1.27.0/go.mod h1:qbnxyOmOxrQa7FizSgH+ReBfzJrCY1pSN7KXBS8abTk=
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@@ -327,15 +333,17 @@ gopkg.in/check.v1 v1.0.0-20190902080502-41f04d3bba15 h1:YR8cESwS4TdDjEe65xsg0ogR
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--- a/grpc/beaconchain.go
+++ b/grpc/beaconchain.go
@@ -0,0 +1,87 @@
+// Copyright © 2020 Weald Technology Trading
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package grpc
+
+import (
+	"context"
+	"strconv"
+	"strings"
+
+	"github.com/pkg/errors"
+	"github.com/spf13/viper"
+	"google.golang.org/grpc"
+
+	"github.com/golang/protobuf/ptypes/empty"
+	ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
+	wtypes "github.com/wealdtech/go-eth2-wallet-types"
+)
+
+// FetchChainConfig fetches the chain configuration from the beacon node.
+// It tweaks the output to make it easier to work with by setting appropriate
+// types.
+func FetchChainConfig(conn *grpc.ClientConn) (map[string]interface{}, error) {
+	beaconClient := ethpb.NewBeaconChainClient(conn)
+	ctx, cancel := context.WithTimeout(context.Background(), viper.GetDuration("timeout"))
+	defer cancel()
+	config, err := beaconClient.GetBeaconConfig(ctx, &empty.Empty{})
+	if err != nil {
+		return nil, err
+	}
+	results := make(map[string]interface{})
+	for k, v := range config.Config {
+		// Handle integers
+		if v == "0" {
+			results[k] = uint64(0)
+			continue
+		}
+		intVal, err := strconv.ParseUint(v, 10, 64)
+		if err == nil && intVal != 0 {
+			results[k] = intVal
+			continue
+		}
+
+		// Handle byte arrays
+		if strings.HasPrefix(v, "[") {
+			vals := strings.Split(v[1:len(v)-1], " ")
+			res := make([]byte, len(vals))
+			for i, val := range vals {
+				intVal, err := strconv.Atoi(val)
+				if err != nil {
+					return nil, errors.Wrapf(err, "failed to convert value %q for %s", v, k)
+				}
+				res[i] = byte(intVal)
+			}
+			results[k] = res
+			continue
+		}
+
+		// String (or unhandled format)
+		results[k] = v
+	}
+	return results, nil
+}
+
+// FetchValidator fetches validator information from the beacon node.
+func FetchValidator(conn *grpc.ClientConn, account wtypes.Account) (*ethpb.Validator, error) {
+	beaconClient := ethpb.NewBeaconChainClient(conn)
+	ctx, cancel := context.WithTimeout(context.Background(), viper.GetDuration("timeout"))
+	defer cancel()
+
+	req := &ethpb.GetValidatorRequest{
+		QueryFilter: &ethpb.GetValidatorRequest_PublicKey{
+			PublicKey: account.PublicKey().Marshal(),
+		},
+	}
+	return beaconClient.GetValidator(ctx, req)
+}
--- a/grpc/beaconnode.go
+++ b/grpc/beaconnode.go
@@ -0,0 +1,60 @@
+// Copyright © 2020 Weald Technology Trading
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package grpc
+
+import (
+	"context"
+
+	"github.com/spf13/viper"
+	"google.golang.org/grpc"
+
+	ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
+	wtypes "github.com/wealdtech/go-eth2-wallet-types"
+)
+
+// FetchValidatorIndex fetches the index of a validator.
+func FetchValidatorIndex(conn *grpc.ClientConn, account wtypes.Account) (uint64, error) {
+	validatorClient := ethpb.NewBeaconNodeValidatorClient(conn)
+	ctx, cancel := context.WithTimeout(context.Background(), viper.GetDuration("timeout"))
+	defer cancel()
+
+	// Fetch the account.
+	req := &ethpb.ValidatorIndexRequest{
+		PublicKey: account.PublicKey().Marshal(),
+	}
+	resp, err := validatorClient.ValidatorIndex(ctx, req)
+	if err != nil {
+		return 0, err
+	}
+
+	return resp.Index, nil
+}
+
+// FetchValidatorState fetches the state of a validator.
+func FetchValidatorState(conn *grpc.ClientConn, account wtypes.Account) (ethpb.ValidatorStatus, error) {
+	validatorClient := ethpb.NewBeaconNodeValidatorClient(conn)
+	ctx, cancel := context.WithTimeout(context.Background(), viper.GetDuration("timeout"))
+	defer cancel()
+
+	// Fetch the account.
+	req := &ethpb.ValidatorStatusRequest{
+		PublicKey: account.PublicKey().Marshal(),
+	}
+	resp, err := validatorClient.ValidatorStatus(ctx, req)
+	if err != nil {
+		return 0, err
+	}
+
+	return resp.Status, nil
+}
--- a/grpc/node.go
+++ b/grpc/node.go
@@ -0,0 +1,37 @@
+// Copyright © 2020 Weald Technology Trading
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package grpc
+
+import (
+	"context"
+	"time"
+
+	"github.com/spf13/viper"
+	"google.golang.org/grpc"
+
+	"github.com/golang/protobuf/ptypes/empty"
+	ethpb "github.com/prysmaticlabs/ethereumapis/eth/v1alpha1"
+)
+
+// FetchGenesis fetches the genesis time.
+func FetchGenesis(conn *grpc.ClientConn) (time.Time, error) {
+	client := ethpb.NewNodeClient(conn)
+	ctx, cancel := context.WithTimeout(context.Background(), viper.GetDuration("timeout"))
+	defer cancel()
+	res, err := client.GetGenesis(ctx, &empty.Empty{})
+	if err != nil {
+		return time.Now(), err
+	}
+	return time.Unix(res.GetGenesisTime().Seconds, 0), nil
+}
Author	SHA1	Message	Date
Jim McDonald	12bd0e303f	Add store type and location to wallet information where possible	2020-02-08 23:57:34 +00:00
Jim McDonald	502d9a9bd0	Update dependencies	2020-02-07 14:12:08 +00:00
Jim McDonald	6f863bce9a	Allow creation of multiple validator deposits in one command	2020-02-06 15:10:50 +00:00
Jim McDonald	d1d54989c2	Add voluntary exit	2020-02-05 13:04:09 +00:00
Jim McDonald	eb813475c0	Add voluntary exit	2020-01-29 23:45:40 +00:00
Jim McDonald	93e828f256	Update dependencies	2020-01-13 21:15:11 +00:00